Deerfield Basement Remodeling

Finished lower-level rec room with wood-stove fireplace, paneling and daylight windows — representative of the finished basement projects GS Construction builds in Deerfield, IL

Basement Remodeling Experts

Expert Basement Remodeling Services

GS Construction & Remodeling specializes in professional Basement Remodeling. As a father-son team, we bring decades of combined experience to every project.

From the first walkthrough to the last punch-list item, Greg or Patryk runs your Basement Remodeling project themselves. That means a scope written out line by line instead of one number, permits pulled and handled with your village, and the same faces on site rather than a crew you've never met.

  • Specialized Basement Remodeling expertise
  • On-site supervision for every project
  • Transparent pricing with no surprises
  • Quality craftsmanship guaranteed
Gregory and Patryk - GS Construction
Gregory and Patryk - GS Construction
"Your Basement Remodeling project deserves the best—we deliver it."

Neighborhoods & landmarks near our Deerfield basement finishing

Deerfield Square, Metra MD-N at Deerfield and Lake Cook Road, Deerfield High School, Jewett Park, Sachs Recreation Center, Mitchell Pool, the Deerfield Park District's Deerfield Golf Club (just south in Riverwoods), Deerfield Public Library, Deerfield Historic Village

Neighborhoods we work in

  • Lake Forest East
  • Woodland Park
  • The Preserve
  • Bristol Trails
  • Deerfield Park
  • Lake Cook Road Corridor

Basement finishing in Deerfield, IL

Basement finishing in Deerfield often transforms the lower levels of mid-century ranches, split-levels, and colonials, converting underutilized space into vibrant, functional areas. These homes typically feature basements that are either unfinished or have rudimentary, older finishes, ripe for a modern overhaul. Our projects frequently involve taking these raw concrete spaces or dated recreation rooms and reimagining them as contemporary living areas tailored to the family's needs. We address the unique structural and age-related considerations of Deerfield's housing stock, from foundation conditions to the integration of new electrical and plumbing systems into existing frameworks. The goal is always to create a seamless extension of the main living space, adding significant value and usability.

What Deerfield homeowners ask for

Deerfield homeowners frequently request dedicated home offices or study areas within their finished basements, given the prevalence of remote work. Family recreation rooms with built-in entertainment centers are also highly sought after, providing a distinct zone for leisure. Many projects include the addition of a full or half bathroom to enhance convenience and functionality, especially when creating guest suites.

About Deerfield

Deerfield's housing stock tells the story of the postwar boom, with ranches, split-levels, and colonials filling former farmland. Remodeling that stock is what we do, opening up mid-century floor plans for how families live now.

How your Deerfield project runs

Process

The same six stages on every job — free in-home estimate through warranty.

1

Free in-home estimate

Greg or Patryk — the owners, not a salesperson — walk your space, take real measurements, and give you honest feedback on what your budget buys.

2

Itemized scope & contract

Labor, materials, demolition and disposal priced line by line, not one mystery number. Payment terms and warranty are in the written contract.

3

Design & selections

Bring your own designer, use our architects and designers, or choose everything yourself. Selections are scheduled ahead so lead times never stall the site.

4

Permits & scheduling

We pull and manage building, plumbing and electrical permits with your village — typically 1–2 weeks — and hand you a written schedule before demo day.

5

The build, owner-supervised

Long-standing trade partners working in sequence under daily owner supervision. Your client portal shows the schedule, change orders and current balance.

6

Walkthrough & warranty

We walk the finished job together, close out every punch-list item, hand over manufacturer paperwork, and your written workmanship warranty starts. Our commitment never expires.

Testimonials

Your Neighbours in Deerfield Love Us

Real reviews from homeowners. Ask us for live phone references.

I don't even know where to begin, Patryk & Greg are just amazing! We hired them to remodel approximately 4000 sqft of a 1985 house which included an unfinished basement. The whole experience could not have been better. It took about 7 months and for most of it, we lived in the house with two children. They are incredibly professional, can troubleshoot any issue and are 100% dependable. Patryk led the project and he was very detail-oriented. Everything had a purpose and was finished with beautiful extra touches. I changed my mind frequently and they didn't miss a beat. They worked around the changes and kept moving. The materials they used and the teams they brought in were all top notch. They didn't spend money where it wasn't necessary and in fact, they were always trying to find ways to save money. Finally, they are really nice guys. Polite, respectful and very accomodating. After spending so long in my house, we (almost) miss having the around. As I mentioned, we had the whole house remodeled and its impossible to post every picture so I will showcase just a few highlights. The whole house is beautiful! Scott & I THANK YOU!!!

Pauline & Scott Z Long Grove, IL May 2018 Basement

Before & After & Timelapse

What homeowners near Deerfield say

Read more homeowner reviews near Deerfield →

Basement Remodeling stories from the blog

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Budgeting first? See real 2026 price ranges in our basement remodeling cost guide — and what your Deerfield permit will add in our permit guide.

Completed projects around Deerfield

GS Construction crews have completed 127 projects within 10 miles of Deerfield — part of 429 completed projects across 69 Chicago-area ZIP codes. The map below shows real project density from our records, not a service-area claim.

Click to explore map
Gregory and Patryk - GS Construction
Gregory and Patryk - GS Construction

Contact GS Construction

Let's Build Beautiful Spaces Together

GS Construction is a father-and-son construction company, and basement remodeling in Deerfield is work Greg and Patryk run themselves. Expect clear communication, quality craftsmanship, and a straightforward plan—reach out today to schedule a free in-home consultation and get a detailed estimate and honest feedback.

Telephone
(224) 735-4200
Service Area
Service Area
Deerfield and surrounding Chicagoland areas

Please select at least 2 different days and times you're available to meet.

Our crew puts in long days on site, so early morning and daytime consultations suit us best — thank you for understanding. If only a weekday late afternoon or Saturday morning works for you, please mention it in your message above.

Pick a few times above so we can find one that works — 3 across 2 different days.

Basement Remodeling Coverage Around Deerfield

We provide basement remodeling in Deerfield and nearby communities to keep schedules, crews, and permitting coordination efficient.

Local ZIP coverage